<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="通知标题" prop="title">
        <el-input
          v-model="queryParams.title"
          placeholder="请输入通知标题"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>

      <el-form-item label="通知类型" prop="noticeType">
        <el-select
          v-model="queryParams.noticeType"
          placeholder="请选择通知类型"
          clearable
        >
          <el-option
            v-for="dict in [{'name':'系统通知','type':'0'},{'name':'疾病通知','type':'1'}]"
            :key="dict.name"
            :label="dict.name"
            :value="dict.type"
          />
        </el-select>
      </el-form-item>

      <el-form-item label="疾病人群" prop="disease">
        <span class="demonstration"></span>
        <el-cascader
          placeholder="请输入疾病人群"
          v-model="queryParams.disease"
          :options="options"
          :props="{ multiple: true, checkStrictly: true }"
          clearable
          filterable></el-cascader>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['system:notice:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['system:notice:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['system:notice:remove']"
        >删除</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="noticeList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="ID" align="center" prop="id" />
      <el-table-column label="通知类型" align="center" prop="noticeType">
        <template slot-scope="scope">
          <span>{{ parseNoticeType(scope.row.noticeType) }}</span>
        </template>
      </el-table-column>
      <el-table-column label="通知标题" align="center" prop="title" />
      <!-- <el-table-column label="通知内容" align="center" prop="content" /> -->
      <!-- <el-table-column label="疾病人群" align="center" prop="disease" /> -->
      <!-- <el-table-column label="科目人群" align="center" prop="subject" /> -->
      <el-table-column label="公告状态" align="center" prop="status" >
        <template slot-scope="scope">
          <span>{{ ( scope.row.status && scope.row.status == 0) ? '发布' : '隐藏' }}</span>
        </template>
      </el-table-column>
      <el-table-column label="创建人名称" align="center" prop="createName" />
      <el-table-column label="更新人名称" align="center" prop="updateName" />
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['system:notice:edit']"
          >修改</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['system:notice:remove']"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>
    
    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改系统通知对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="1000px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-row>
          <el-col :span="12">
            <el-form-item label="通知标题" prop="title">
              <el-input v-model="form.title" placeholder="请输入通知标题" />
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="疾病人群" prop="disease">
              <span class="demonstration"></span>
              <el-cascader
                placeholder="请输入疾病人群"
                :options="options"
                v-model="form.disease"
                :props="{ multiple: true }"
                clearable
                collapse-tags
                filterable></el-cascader>
            </el-form-item>
          </el-col>
        </el-row>
        <el-row>
          <el-col :span="12">
            <el-form-item label="通知类型" prop="noticeType">
              <el-select
                v-model="form.noticeType"
                placeholder="请选择通知类型"
                clearable
              >
                <el-option
                  v-for="dict in [{'name':'系统通知','type':'0'},{'name':'疾病通知','type':'1'}]"
                  :key="dict.name"
                  :label="dict.name"
                  :value="dict.type"
                />
              </el-select>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="公告状态" prop="status">
              <el-select
                v-model="form.status"
                placeholder="请选择公告状态"
                clearable
              >
                <el-option
                  v-for="dict in [{'name':'发布','type':'0'},{'name':'隐藏','type':'1'}]"
                  :key="dict.name"
                  :label="dict.name"
                  :value="dict.type"
                />
              </el-select>
            </el-form-item>
          </el-col>
        </el-row>
        <el-form-item label="通知内容">
          <editor v-model="form.content" :min-height="192"/>
        </el-form-item>
        
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listNotice, getNotice, delNotice, addNotice, updateNotice } from "@/api/notice";
import { getDiseaseTree } from "@/api/disease.js";

export default {
  name: "Notice",
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 系统通知表格数据
      noticeList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        noticeType: null,
        title: null,
        content: null,
        disease: null,
        subject: null,
        weight: null,
        status: null,
        createName: null,
        updateName: null,
        orderByColumn:'createTime',
        isAsc:'DESC'
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
      },
      // 疾病tree
      options:[],
    };
  },
  created() {
    this.getList();
    this.getAnyDisease();
  },
  methods: {
    // 获取疾病tree
    getAnyDisease(){
      getDiseaseTree().then(response => {

        const transformData = (data) => {
          return data.map(item => {
            const { id, name, childrens } = item;
            return {
              value: id,
              label: name,
              children: childrens.map(child => ({
                value: child.id,
                label: child.name,
                children: child.childrens
              }))
            };
          });
        };

        this.options = transformData(response.data);

      })
    },

    /** 查询系统通知列表 */
    getList() {
      this.loading = true;
      listNotice(this.queryParams).then(response => {
        this.noticeList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        id: null,
        noticeType: null,
        title: null,
        content: null,
        disease: null,
        subject: null,
        weight: null,
        status: null,
        createBy: null,
        createName: null,
        createTime: null,
        updateBy: null,
        updateName: null,
        updateTime: null,
        delFlag: null
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加系统通知";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const id = row.id || this.ids
      getNotice(id).then(response => {
        this.form = response.data;
        if(this.form.subject){
          this.form.disease = JSON.parse(this.form.subject);
        }
        this.open = true;
        this.title = "修改系统通知";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        //处理疾病数组
        if(this.form.disease){
          this.form.subject = JSON.stringify(this.form.disease);
          this.form.disease = [...new Set(this.form.disease.map(subArr => subArr[subArr.length - 1]))].join(',');
        }
        if (valid) {
          if (this.form.id != null) {
            updateNotice(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addNotice(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids;
      this.$modal.confirm('是否确认删除系统通知编号为"' + ids + '"的数据项？').then(function() {
        return delNotice(ids);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {});
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('system/notice/export', {
        ...this.queryParams
      }, `notice_${new Date().getTime()}.xlsx`)
    },
    // 解析通知类型
    parseNoticeType(noticeType){
      switch(noticeType){
        case '0':
          return '系统通知';
        case '1':
          return '疾病通知';
        case '2':
          return '用药提醒';
        default:
          return '未知提醒';
      }
    }
  }
};
</script>
<style scoped>
::v-deep .el-cascader--medium{
  width: 100%;
}
::v-deep .el-select{
  width: 100%;
}
</style>